Lighting fixture



FIG. 1 is a perspective view thereof;

FIG. 2 is a right side view, the left side view being a mirror image;

FIG. 3 is a front view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken lines shown on the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a lighting fixture, as shown and described. 